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mya15:
A chemist who studies water samples did a demonstration of how to test for lead in water. She added a clear solution of potassium iodide to a clear solution of lead nitrate. Then a yellow swirling solid formed in the liquid. What is most likely true about the yellow solid? A. It was secretly added to the test tube by the scientist. B. It is solid lead nitrate. C. It is a new substance with different properties. D. It is solid potassium iodide.
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glizxzy:
hold on i got u
mya15:
ok
mya15:
ok thx
glizxzy:
was it right?
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